cosurfactant

noun
co·​sur·​fac·​tant | \ (ˌ)kō-(ˌ)sər-ˈfak-tənt How to pronounce cosurfactant (audio) , (ˌ)kō-ˈsər-ˌfak-tənt\
variants: or co-surfactant
plural cosurfactants or co-surfactants

Definition of cosurfactant

: a chemical substance that is used in addition to a surfactant to improve its performance especially : a second surfactant that is used in conjunction with a primary surfactant

First Known Use of cosurfactant

1970, in the meaning defined above

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